bcachefs (loop0): done initializing freespace
bcachefs (loop0): reading snapshots table
bcachefs (loop0): reading snapshots done
Oops: general protection fault, probably for non-canonical address 0xf110004ee8002002: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: maybe wild-memory-access in range [0x8880227740010010-0x8880227740010017]
CPU: 0 UID: 0 PID: 9260 Comm: syz.0.650 Not tainted 6.14.0-rc1-next-20250207-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5091
Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 3b fe 80 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 e8 79 8b 00 48 be 00 00 00 00 00 fc
RSP: 0018:ffffc90004886c30 EFLAGS: 00010803
RAX: 1110044ee8002002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 8880227740010017
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001
R10: dffffc0000000000 R11: fffffbfff20376cf R12: ffff888025483c00
R13: 0000000000000000 R14: 0000000000000000 R15: 8880227740010017
FS: 00007f1ec11346c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbd2b5fbdf0 CR3: 000000005e3ea000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
__queue_work+0x759/0xf50
queue_work_on+0x1c2/0x380 kernel/workqueue.c:2390
queue_work include/linux/workqueue.h:662 [inline]
closure_queue include/linux/closure.h:268 [inline]
closure_call include/linux/closure.h:432 [inline]
bch2_journal_do_writes+0x383/0x420 fs/bcachefs/journal.c:200
bch2_journal_buf_put_final+0x9e/0xf0 fs/bcachefs/journal.c:218
__bch2_journal_buf_put fs/bcachefs/journal.h:277 [inline]
__journal_entry_close+0x812/0xdf0 fs/bcachefs/journal.c:309
journal_entry_want_write+0xf3/0x250 fs/bcachefs/journal.c:339
bch2_journal_flush_seq_async+0x769/0x880 fs/bcachefs/journal.c:805
bch2_journal_flush_seq+0xe5/0x2b0 fs/bcachefs/journal.c:822
bch2_fs_initialize+0x129a/0x1610 fs/bcachefs/recovery.c:1200
bch2_fs_start+0x36d/0x610 fs/bcachefs/super.c:1042
bch2_fs_get_tree+0xd8d/0x1740 fs/bcachefs/fs.c:2203
vfs_get_tree+0x90/0x2b0 fs/super.c:1759
do_new_mount+0x2be/0xb40 fs/namespace.c:3659
do_mount fs/namespace.c:3999 [inline]
__do_sys_mount fs/namespace.c:4210 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4187
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f1ec038e58a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f1ec1133e68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f1ec1133ef0 RCX: 00007f1ec038e58a
RDX: 00004000000000c0 RSI: 0000400000000180 RDI: 00007f1ec1133eb0
RBP: 00004000000000c0 R08: 00007f1ec1133ef0 R09: 0000000000000010
R10: 0000000000000010 R11: 0000000000000246 R12: 0000400000000180
R13: 00007f1ec1133eb0 R14: 00000000000059d5 R15: 0000400000000480
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__lock_acquire+0x6a/0x2100 kernel/locking/lockdep.c:5091
Code: b6 04 30 84 c0 0f 85 f8 16 00 00 45 31 f6 83 3d 3b fe 80 0e 00 0f 84 c8 13 00 00 89 54 24 60 89 5c 24 38 4c 89 f8 48 c1 e8 03 <80> 3c 30 00 74 12 4c 89 ff e8 e8 79 8b 00 48 be 00 00 00 00 00 fc
RSP: 0018:ffffc90004886c30 EFLAGS: 00010803
RAX: 1110044ee8002002 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 8880227740010017
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000001
R10: dffffc0000000000 R11: fffffbfff20376cf R12: ffff888025483c00
R13: 0000000000000000 R14: 0000000000000000 R15: 8880227740010017
FS: 00007f1ec11346c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbd2b5fbdf0 CR3: 000000005e3ea000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: b6 04 mov $0x4,%dh
2: 30 84 c0 0f 85 f8 16 xor %al,0x16f8850f(%rax,%rax,8)
9: 00 00 add %al,(%rax)
b: 45 31 f6 xor %r14d,%r14d
e: 83 3d 3b fe 80 0e 00 cmpl $0x0,0xe80fe3b(%rip) # 0xe80fe50
15: 0f 84 c8 13 00 00 je 0x13e3
1b: 89 54 24 60 mov %edx,0x60(%rsp)
1f: 89 5c 24 38 mov %ebx,0x38(%rsp)
23: 4c 89 f8 mov %r15,%rax
26: 48 c1 e8 03 shr $0x3,%rax
* 2a: 80 3c 30 00 cmpb $0x0,(%rax,%rsi,1) <-- trapping instruction
2e: 74 12 je 0x42
30: 4c 89 ff mov %r15,%rdi
33: e8 e8 79 8b 00 call 0x8b7a20
38: 48 rex.W
39: be 00 00 00 00 mov $0x0,%esi
3e: 00 fc add %bh,%ah